Scatter compensation in digital radiography. - Vesa Onnia; Vesa Varjonen; Mari Lehtimaki; Mikko Lehtokangas; Jukka Saarinen (EUSIPCO, 2000)

Optimized singular point detection algorithm for fingerprint images. - Pauli Rämö; Marius Tico; Vesa Onnia; Jukka Saarinen (ICIP (3), 2001)

Feature selection method using neural network. - Marius Tico; Vesa Onnia; Jukka Saarinen (ICIP (1), 2001)

Adaptive binarization method for fingerprint images. - Vesa Onnia; Marius Tico (ICASSP, 2002)

Fingerprint Image Enhancement Based on Second Directional Derivative of the Digital Image. - Marius Tico; Vesa Onnia; Pauli Kuosmanen (EURASIP J. Adv. Signal Process., 2002)